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Improve formatting of ssl_parse_certificate_chain()

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This commit is contained in:
Hanno Becker 2019-01-31 07:44:17 +00:00
parent 84879e32ef
commit e2734e2be4
1 changed files with 20 additions and 12 deletions
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22
library/ssl_tls.c
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@ -5559,7 +5559,8 @@ static int ssl_parse_certificate_chain( mbedtls_ssl_context *ssl )
/* Check that there's room for the next CRT's length fields. */
if ( i + 3 > ssl->in_hslen ) {
MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad certificate message" ) );
mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
mbedtls_ssl_send_alert_message( ssl,
MBEDTLS_SSL_ALERT_LEVEL_FATAL,
MBEDTLS_SSL_ALERT_MSG_DECODE_ERROR );
return( MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE );
}
@ -5568,7 +5569,8 @@ static int ssl_parse_certificate_chain( mbedtls_ssl_context *ssl )
if( ssl->in_msg[i] != 0 )
{
MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad certificate message" ) );
mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
mbedtls_ssl_send_alert_message( ssl,
MBEDTLS_SSL_ALERT_LEVEL_FATAL,
MBEDTLS_SSL_ALERT_MSG_DECODE_ERROR );
return( MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE );
}
@ -5581,7 +5583,8 @@ static int ssl_parse_certificate_chain( mbedtls_ssl_context *ssl )
if( n < 128 || i + n > ssl->in_hslen )
{
MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad certificate message" ) );
mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
mbedtls_ssl_send_alert_message( ssl,
MBEDTLS_SSL_ALERT_LEVEL_FATAL,
MBEDTLS_SSL_ALERT_MSG_DECODE_ERROR );
return( MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE );
}
@ -5598,10 +5601,13 @@ static int ssl_parse_certificate_chain( mbedtls_ssl_context *ssl )
ssl->renego_status == MBEDTLS_SSL_RENEGOTIATION_IN_PROGRESS )
{
MBEDTLS_SSL_DEBUG_MSG( 3, ( "Check that peer CRT hasn't changed during renegotiation" ) );
if( ssl_check_peer_crt_unchanged( ssl, &ssl->in_msg[i], n ) != 0 )
if( ssl_check_peer_crt_unchanged( ssl,
&ssl->in_msg[i],
n ) != 0 )
{
MBEDTLS_SSL_DEBUG_MSG( 1, ( "new server cert during renegotiation" ) );
mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
mbedtls_ssl_send_alert_message( ssl,
MBEDTLS_SSL_ALERT_LEVEL_FATAL,
MBEDTLS_SSL_ALERT_MSG_ACCESS_DENIED );
return( MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE );
}
@ -5611,7 +5617,8 @@ static int ssl_parse_certificate_chain( mbedtls_ssl_context *ssl )
ssl->session->peer_cert = NULL;
/* Delete all remaining CRTs from the original CRT chain. */
mbedtls_x509_crt_free( ssl->session_negotiate->peer_cert->next );
mbedtls_x509_crt_free(
ssl->session_negotiate->peer_cert->next );
ssl->session_negotiate->peer_cert->next = NULL;
i += n;
@ -5628,7 +5635,8 @@ static int ssl_parse_certificate_chain( mbedtls_ssl_context *ssl )
{
MBEDTLS_SSL_DEBUG_MSG( 1, ( "alloc(%d bytes) failed",
sizeof( mbedtls_x509_crt ) ) );
mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
mbedtls_ssl_send_alert_message( ssl,
MBEDTLS_SSL_ALERT_LEVEL_FATAL,
MBEDTLS_SSL_ALERT_MSG_INTERNAL_ERROR );
return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
}